ADD file via upload

第一题.c

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+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+//int compare()
+
+int main()
+{
+	char t;
+	printf("                              1.Input\n");
+	printf("                              2.Output\n");
+	printf("                              3.Order\n");
+	printf("                              4.Quit\n");
+	while(1)
+	{
+		t=getchar();
+		if(t=='i')
+		{
+			printf("You are trying to Input info\n");
+		}
+		else if(t=='o')
+		{
+			printf("You are trying to Output info\n");
+		}
+		else if(t=='m')
+		{
+			printf("You are trying to Make things ordered\n");
+		}
+		else if(t=='q')
+		{
+			printf("You are about to Quit\n");
+		}
+		else
+		{
+			if(t!='\n')
+			{
+				printf("Wrong input\n");
+			}
+		}
+	}
+}
+